fabricatory adjective 3noun 1forms 3 adjective3 •Pertaining to fabrication, storytelling and lying.Your informants must have been pursuing the twisted fabricatory machinations of Baron Muenchhausen.” — 1948 •Pertaining to fabrication, construction, and manufacturing.So, the ultimate test of the reliability of fabricatory science can only be the durability, stability, and efficiency of the structures that can be made by use of the theory. — 1978 •(no longer used) Prone to fabrication; compulsively lying.It has already been stated that the simple grandiose and fabricatory patients (using the terms to denote symptoms above described) are not prone to hallucinations, though the maniacal are. — 1919 noun1 •A business that handles the fabrication of goods.It is our purpose to build and improve conditions for the manufacturer, the fabricatory and the public. — 1922 formsfabricatories · more fabricatory · most fabricatory